metric function
英 [ˈmetrɪk ˈfʌŋkʃn]
美 [ˈmetrɪk ˈfʌŋkʃn]
网络 度量函数
英英释义
noun
- a function of a topological space that gives, for any two points in the space, a value equal to the distance between them
双语例句
- In this paper, we mainly study the equicontinuous and scattering properties of the continuous semi-flow on a compact metric space, and get the results as follows:( 1) the complexity function defined by spanning set is bounded if and only if the system is equicontinuous;
本文主要研究了紧致度量空间上连续半流的等度连续性及扩散性的特征。证明了如下结论：（1）用生成集定义的复杂性函数的有界性与其等度连续性是等价的； - A simple formula of forming metric matrices is put forward. The simple variable matric algorithm produced from the formula is equivalent to the secant method and when the aim function is positive definite quadratic function, it is equivalent to BFGS.
提出了构造尺度矩阵的一个简式公式，其对应的简式变尺度算法与正割法等价，当目标函数为正定二次函数时简式变尺度算法与BFGS方法等价。 - With the best polynomial approximation as a metric, the rate of approximation of the neural networks with single hidden layer to a continuous function is estimated by using a constructive approach.
以最佳多项式逼近为度量，用构造性方法估计单隐层神经网络逼近连续函数的速度。 - A Research on Social Welfare Maximization and Resource Expenditure Minimization Considering the Money Metric Social Welfare Function
考虑货币测度社会福利函数的社会福利最大化与资源消耗最小化问题研究 - The article applied the method of process-result model and established a metric system based on knowledge production function.
将结构化的过程&结果方法引入公益类科研机构绩效评价，建立了基于知识生产函数的测度体系。 - The variable metric method for the weakly generalized Lagrange function of nonlinear programming
非线性规划弱增广Lagrange函数变度量法 - The Improvement of a Metric Function Form a Fixed Point to a C~ 2 Class Surface
定点到C~2类曲面距离函数的改进 - By establishing object function, this paper uses an optimization method-the variable metric method, and accurately solves parameters of double exponential function of lightning current.
通过建立目标函数，利用最优化方法&变度量法，较精确求出了雷电流双指数函数中的参数； - In metric space, by means of discussing boundedness of a function on a neighborhood of accumulation points of a sequential compact set S, give a way of judging boundedness of a function on the whole set S.
在度量空间中，通过对函数在一个列紧集S的聚点附近的有界性讨论，给出了函数在整个点集S上有界性的判定方法。 - In parallel genetic algorithm section, the dissertation designs a guided individual migration metric to avoid random migration between different sub-population and uses individual lifecycle function to control the whole population of parallel genetic algorithm.
在并行遗传算法方面，文章分析了个体迁移矩阵和生命周期函数，避免了定向迁移的局部性和随机迁移的盲目性并控制了种群规模。